#pragma once

#include <iostream>
#include <string>
#include <pthread.h>

class Mutex
{
public:
    Mutex(pthread_mutex_t *lock_p):lock_p_(lock_p)
    {}
    void lock()
    {
        if(lock_p_) pthread_mutex_lock(lock_p_);
    }

    void unlock()
    {
        if(lock_p_) pthread_mutex_unlock(lock_p_);
    }

    ~Mutex()
    {}
private:
    pthread_mutex_t *lock_p_;
};

class LockGuard
{
public:
    LockGuard(pthread_mutex_t *mutex): mutex_(mutex)
    {
        mutex_.lock();// 构造时自动加锁
    }

    ~LockGuard()
    {
        mutex_.unlock();// 析构时自动解锁
    }
private:
    Mutex mutex_;
};